Wristband and wrist wearable device

Patent metadata

Field	Value
Publication number	US-12433378-B2
Application number	US-202418626656-A
Country	US
Kind code	B2
Filing date	Apr 4, 2024
Priority date	Jul 6, 2021
Publication date	Oct 7, 2025
Grant date	Oct 7, 2025

Abstract

Disclosed are a wristband and a wrist wearable device. The wristband includes a wristband body portion, a connecting portion, and a memory metal portion. One end of the wristband body portion is connected to the connecting portion, the connecting portion is connected to one end of a device body of a wrist wearable device, and another end of the wristband body portion is a free end. The memory metal portion is provided on the wristband body portion and has an arc-shaped memory state in a natural state, so that the wristband body portion is naturally maintained in an arc shape, and the wristband is naturally maintained in a wearing state.

First claim

What is claimed is:

1. A wristband, comprising:
a wristband body portion;
a connecting portion, wherein one end of the wristband body portion is connected to the connecting portion, the connecting portion is connected to one end of a device body of a wrist wearable device, and another end of the wristband body portion is a free end; and
a memory metal portion, which is provided on the wristband body portion and has an arc-shaped memory state in a natural state, so that the wristband body portion is naturally maintained in an arc shape, and the wristband is naturally maintained in a wearing state,
wherein:
the memory metal portion comprises a strip-shaped memory metal piece,
the memory metal piece comprises a first metal segment, a second metal segment, and a third metal segment that are sequentially connected,
both the first metal segment and the third metal segment extend along a length direction of the wristband body portion and are in parallel,
the second metal segment is provided at the free end of the wristband body portion, and the second metal segment is provided with at least one bent portion, and
an end of the first metal segment away from the second metal segment and an end of the third metal segment away from the second metal segment are both connected to the connecting portion, and the end of the first metal segment away from the second metal segment and the end of the third metal segment away from the second metal segment are close to each other.

2. The wristband according to claim 1 , wherein a mounting hole located inside the bent portion is provided at a free end of at least one of the wristband body portions.

3. The wristband according to claim 2 , wherein a protruding piece protruding toward the free end of at least one of the wristband body portions is provided at the mounting hole, another wristband body portion is provided with a concave hole corresponding to the protruding piece, and the protruding piece is at least partially inserted into the concave hole.

4. The wristband according to claim 3 , wherein the wristband body portion with the protruding piece comprises a body segment and a free segment that are connected to each other, the free segment is formed as a free end of the wristband body portion, the free segment is made of hard material, and the protruding piece is provided at the free segment.

5. The wristband according to claim 4 , wherein the free segment and the body segment are integrally formed by injection molding.

6. The wristband according to claim 3 , wherein a plurality of the concave holes is provided on the wristband body portion at intervals along an extension direction of the wristband body portion.

7. The wristband according to claim 1 , wherein a mounting cavity is provided in the wristband body portion, the mounting cavity penetrates through the free end of the wristband body portion, and the memory metal portion is accommodated and mounted in the mounting cavity; the wristband is further provided with a cap, and the cap is covered on the free end of the wristband body portion.

8. The wristband according to claim 7 , wherein the memory metal portion is formed as a memory metal wire, an end of the memory metal wire is in a spherical or a spherical-like shape, and a positioning groove for accommodating or adapting the end of the memory metal wire is formed on the cap.

9. A wrist wearable device, comprising a device body and the wristband according to claim 1 .

10. The wrist wearable device according to claim 9 , wherein a mounting slot is provided at an end of the device body, a buckling hole is provided at the mounting slot; a connecting portion of the wristband is connected to the mounting slot in a pluggable manner, and a buckling groove is provided on the connecting portion.

11. The wrist wearable device according to claim 10 , further comprising:
a buckling block,
wherein after the connecting portion is inserted into the mounting slot, the buckling groove aligns with the buckling hole, the buckling block penetrates through the buckling hole and is buckled to the buckling groove, and the buckling block is magnetically attracted to the connecting portion to lock the wristband in the mounting slot.

12. The wrist wearable device according to claim 11 , wherein at least one of the connecting portion and the buckling block is a magnet.

Assignees

• Goertek Inc

Inventors

• Zhang Jianning
• Shao Qingru
• Feng Huaying
• Zhao Cheng
• Zhong Ying
• Guo Rui
• Xue Yao
• Zhang Chao
• Li Yawei

Classifications

• A44C5/2071

  with the two ends of the strap or chain overlapping each other and fastened by an action perpendicularly to the main plane of these two ends (A44C5/2009 - A44C5/2057 take precedence) · CPC title

• A44C27/008

  having shape memory behavior · CPC title

• A44C5/147

  Watchcase itself used as fastener · CPC title

• A44C5/0061 Primary

  essentially made from metal (A44C5/0076 takes precedence) · CPC title

• A44C5/12 Primary

  C-spring-type bracelets or wrist-watch holders · CPC title